Cable ops

Seismic survey 210300Z to 290259Z jun by M/V ramform sovereing towing 14 8100 meter long cables in area…

Brazil-south Coast · HYDROLANT 1022/11

issued
2011-06-21 01:16Z
status
cancelled 2011-06-29 03:59Z (archive)
self-cancels
2011-06-29 03:59Z
cancels
HYDROLANT 997/11
authority
NAVAREA V S 521/11 210024Z JUN 11.
sea
South Atlantic Ocean
position
-24.980, -42.454
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRAZIL-SOUTH COAST.
1. SEISMIC SURVEY 210300Z TO 290259Z JUN
   BY M/V RAMFORM SOVEREING TOWING 14
   8100 METER LONG CABLES IN AREA BOUND BY
   24-30.00S 043-13.00W, 24-30.00S 042-03.00W,
   25-14.98S 041-41.33W, 25-38.15S 042-43.18W.
   SIX MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 997/11.
3. CANCEL THIS MSG 290359Z JUN.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2011-06-21 03:00Z2011-06-29 02:59Z191 h 59

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

This area · cable & pipeline work

2130 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now

99
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23

Season · when cable & pipeline work happen here

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F
M
A
M
J
J
A
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D

month of issue, all years in the archive

Timeline

Nearby now · within 120 nm

Worldwide now

40 cable & pipeline work in force · see all

Cable ops

Cable laying, pipeline and seismic operations. All current cable & pipeline work

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.